dōTERRA®'s GX Assist® is a proprietary combination of Certified Pure Therapeutic Grade essential oils and caprylic acid that help support a healthy digestive tract by creating an unfriendly environment for potentially harmful pathogens that can disrupt digestive immunities and cause digestive upset. GX Assist is formulated with therapeutic-grade oregano, melalueca, lemon, lemongrass, peppermint, and thyme essentials oils that have been demonstrated to have in-vitro antimicrobial properties. GX Assist also includes caprylic acid that has been traditionally used as for its specific health-supporting properties in the gut.